JPMorgan’s CEO Jamie Dimon | The Promotion Playbook | Fortune Magazine
*Jamie Dimon’s mantra for Gen Z: **‘Learn, learn, learn, learn, learn, learn, learn’*** > **Fortune**: Before he became the most powerful banking chief in America, JPMorgan Chase CEO Jamie Dimon set himself a simple career rule that sounds almost radical in the age of personal branding: Keep your mouth shut. As a 28‑year‑old Harvard MBA working as an assistant to American Express president Sanford “Sandy” Weill,…

